The item has total cost paid after sales tax is $100.7.
The total cost for an item is the selling price that is paid after the addition of tax. The tax is the percent amount paid on the item over the selling price.
<h3>Computation for the total cost of the item</h3>
The cost of the item, <em>c</em> = $95
The percent tax added to the sale is, <em>t</em>=6%
The amount of tax paid is given as:

The amount of tax paid on the item is $5.7.
The total cost of the item is given as:

The total cost paid for the item after sales tax is $100.7.
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Answer: A. Cournot Oligopoly B. Stackelberg Oligopoly C. Bertrand Oligopoly
Explanation:
Cournot Model: In Cournot model, firms produce output independently and then set their prices. In this type of model, the products are typically standardized.
Stackelberg Model: In Stackelberg model, there is one firm who is quite dominant and that firm sets the price. Whereas, other firms or the competing lower firms usually follow the price leader.
Bertrand Model: In this model, firms have interaction with buyers in order to set prices and quantities.
B I believe this is the right answer
Three ways to improve human capital are education and training, monitoring performance, and hiring qualified people.
Used goods are not included in the current year GDP, as they were already included in the year that they were produced. GDP stands for Gross Domestic Product, and includes the values of goods and services created that year in that specific country alone.